REPAIR / MAINT OF SEWAGE PUMP / MOTOR AND ALLIED WORKS AT NAMS.

Amount

Material and labour for, Dismentaling/opening the burnt motor, rewinding the motor with supper enamelled copper winding as per existing gauge including insulation material cotton tape, varnish, insulation paper, sleeves and dry and backing etcincluding replacing of bearing and reassembling complete motor of capacity 15 HP to 20 HP complete all as specified and directed. Note : (a) The cost of copper winding wire of any size/gauge deemed to included in this job.(b) The Cost of transportation such as vehicle, T & P and man power deemd to include in this job. (c) Old Copper winding wire will be the property of Contractor. (d) Replacing of Parts will be measured and paid seperately as supply only.

All as per item 2 here in before but capacity 7.5 HP to 12.50 HP

Supply only in replacement of bearing for submercible motor & Pump for 15 HP to 20 HP complete all as specified and directed.

Supply only in replacement of bearing for submercible motor and pump for 7.50 to 12.50 HP complete all as specified and directed.

Supply only in replacement of SS impeller for 7.50 to 15 HP complete all as specified and directed.

Supply of in replacement of mechanial oil seal for 15 to 20 HP submersible pump complete all as specified and directed.

Supply of in replacement of mechanial oil seal for 7.50 to 12.50 HP submersible pump complete all as specified and directed.

Supply and mixing poly AluminiumChlorite (PAC) complete all as specified and directed.

Supply and fix in repair timer ET 100, 9 to 30 Second 415 volt complete all as specified and directed.

Supply and fixing in replacement of MCCB 100 Amp, 4 pole, 25 KA complete all as specified and directed by EIC.

Supply and fixing in replacement of MCCB 250 Amp, 4 pole , 25 KA, complete all as specified and directed by EIC.

S & F in replacement of fan belt B 70 and suitable for 20 HP Compressor.

S & F in replacement of 3 pole power contractor 1.5 ML AC 3, 415 Volt, 15HP Auxiliary contact (No-1 + NC-1) complete all as specified and directed.

S & F in replacement of 3 pole power contractor 2.5 ML AC 3, 415 Volt, 15HP Auxiliary contact (No-1 + NC-1) complete all as specified and directed.

S & F in replacement of thermal over load relay 12.5 to 2.0 Amp, 415 Volt complete all as specified and directed.

S & F in replacement of electronic timmer for star delta starter 415 volt timing range 3 sec to 60 sec complete all as specified and directed.

Repair/Rewinding of Electric mono -block motor 15 HP including disconnecting electrical connection carefully and shifting to repair workshop and opening the electric motor rotar & stater. Rewinding the motor as per existing gauge of copper winding wire, varnish, insulation sleve, retopening of coil, supply and replacement of bearing - 02 Nos and welding granting and polishing of shaft as per bearing size. Re-assembling the motor and shift to site and fixing and testing on load.

Repair to water circulation pump 01 to 02 HP including disconnecting electrical connection carefully from site and shifting to repair work shop and disconnecting/opening the motor and (stater & rotter carefully and taking out burnt winding wire and Rewinding the motor existing gauge winding wire, insulation sleeve, varnish and replacement of 02 Nos ball bearing. Assembling after repair and shift to site and fitted and connection and testing on load complete all as specified and directed.

Testing of treated water of STP from recognised lab of PPCB checking the level of BOD TSS, PH & O&G, NO2, HCL, CO and other parameters all as specified and directed.It will be done under SHO once in two months and result result achieved should meet GOI Guidelines on the subject.Failing which payment for the said duration penalty of Rs 5000/- will be deducted (i.e from last testing to current testing).The site will be subjected to check by MES authority as well as by Stn HQ and all times STP would be odour free and water will be algae free complete all as specified and directed.

Repair to Air compressor of 20 HP deffusers coarse bubble/nozzles including opening carefully and cleaning/repair/replacement rotary turn lobe air blower with air filter, silencer, gauger, safety valves, drive bearing and bearing (Gear side) Oil seal drive end long shaft and short shaft, lip seals gear and bearing cover, gasket gear cover and welding grinding & polishing drive rotor shaft assembly as per bearing size. Replacement the recommended oil grade and greasing and assembling and testing on load complete all as specified and directed.

Repair to Air compressor of 40 HP deffusers coarse bubble/nozzles including opening carefully and cleaning/repair/replacement rotary turn lobe air blower with air filter, silencer, gauger, safety valves, drive bearing and bearing (Gear side) Oil seal drive end long shaft and short shaft, lip seals gear and bearing cover, gasket gear cover and welding grinding & polishing drive rotor shaft assembly as per bearing size. Replacement the recommended oil grade and greasing and assembling and testing on load complete all as specified and directed.

Supply and fix in replacement of MS Pipe double flanged type not less than 4 mm thick heavy grade with all fittings laid in floor or fixed to walls and ceilings etc of sizes 150 mm dia complete all as specified and directed.

Supply and fix in replacement of MS Pipe double flanged flanged type heavy grade not less than 4 mm thick with all fittings laid in floor or fixed to walls and ceilings etc of sizes 100 mm dia complete all as specified and directed by EIC.

Supply and fix in replacement of CI butterfly valve heavy grade size 150 mm dia PN 1.6 complete all as specified and directed.

Supply and fix in replacement of CI butterfly valve heavy grade size 80 mm dia PN 1.6 complete all as specified and directed.

Supply and fix in replacement of CI sluice valve heavy grade size 200 mm dia PN 1.6 complete all as specified and directed.

Supply and mixing of poly elecrtolite (PE) Anionic 99 % complete all as specified and directed.

Supply and fix in replacement of submercible flat 16 Sqmm, 3 core copper cable, 1100 volts conforming IS 694:1990 complete all as specified and directed.

Supply and fix in replacement of submercible flat 10 Sqmm, 3 core copper cable, 1100 volts conforming IS 694:1990 complete all as specified and directed.

Supply and fix in replacement of XLPE Insulated, armoured, electric power cables (heavy duty) with aluminium conductor, 1100 volts grade of size 50 Sqmm 3.5 core complete all as specifiedand directed.

M&L for Cleaning of sewage collection sump / Treated water tank/ Tube settler tank of capacity 25000 gallon (i) Dewatering with submercible / sludge pump which empty the sump/tank upto base level.(ii) Removing sludge from sump from wall and buttom the sump have to be removed with the help of special sludge pump and remaining dirt which may have hidden in rough slots of the bottom mannualy with brush.(iii) After cleaning the sump apply bleaching powder for disinsfection of sump complete all as specified and directed.

All as per item 33 here in before but Capacity 50000 Gallons.

Material and labour in replacement of Timmer switch .05 second to 5 second complete all as specified and directed.

Material and labour in replacement of Single phase preventer SM 301 complete all as specified and directed.

Starting up of aerobic process from airation tanks (set of two), running of blowers 24 hrs a day basis add free cow dung water. DAP powder, urea poweder and aerote the contents of the aerotion tank for 2 checking of MLSS level maintaining up to prescribed level of PPCB complete all as specified and directed.

Supply and chlorination of sodium hydrochloride solution having free chlorine from 7% to 10% complete all as specified and directed.

M&L for painting of sewage pipe line at STP 1.1 MLD, STP 2.5 MLD & STP 0.87 MLD complete all as specified and directed.

Excavation trenches not exceeding 1.5m wide & not exceeding 1.5m in depth for and getting out in any of soil complete all as specified and directed.

Returning, filling including spreading, leveling, watering and well ramming in layers not exc 25 cm thick all as specified and directed.

Removal of surplus excavated soil to a distance not exc 50m and depositing where directed at a level not exc 1.5 m above the starting point complete all as specified

S&F CI Non return valve 150 mm bore heavy grade PN 1.6 complete all as specified and directed.

S&F CI Non return valve 100 mm bore heavy grade PN 1.6 complete all as specified and directed.

Supply fixing in replacement of water meter cast iron body 150mm dia for measuring treated water flow complete all as specified and directed.

To attend elect complaint of sewage installation replacing burnt lugs of cable, to check auto star delta starter, voltmeter, ammperemeter in pump panel changeover switch and make functional if minor repair involves to above equipments complete all as specified and directed.

Material and labour for plastic media MBBR (Moving Bed Bio Reactor) complete all as specified and directed.

Chander Mohan Arora Contractor

Santokh Singh and Associates

diamond electrical

HARPAL ENGINEERS AND BUILDERS

M/s Vijay Construction Co.

M/s MAHAJAN CONSTRUCTION CO.

SUN CHEMICALS